.gltfload {
  width: 100vh;
  height: 100vh;
  position: relative;
  display: flex;
  .gltf {
    position: relative;
    #gltf-mycnavas {
      width: 1920px;
      height: 1080px;
      border: 1px red solid;
    }
    .changeBox {
      position: absolute;
      width: 100px;
      top: 0;
      right: -100px;
    }
  }
}
